CDET JR GUIDE 2026: 150 QUESTIONS AND 100%
VERIFIED ANSWERS | GRADED A+ |
GUARANTEED PASS!!
.6 inches of water or less
- answer-Proper reading of the magnahelic gauge.
.8 m/s or 1500 ft./min.
- answer-Minimum airflow using the vane anemometer
0.016 inch thick and 4" diameter
- answer-Per IMC exhaust ducts Shall have a smooth interior finish and be how
thick and what diameter
0.6 IN.WC.
- answer-A magnehelic gauge should get a reading of less than what?
1 foot
- answer-6 inch radius smooth 45° elbow Length
1 foot
- answer-8 inch radius smooth 45° elbow length
1 in.² for each 1,000 BTU/hr total input rating of the dryer installed
- answer-Per NFPA 211 subsection 7-7.3.4 what is the minimum free area for type
two clothes dryers
1'6"
- answer-10 inch radius smooth 90° elbow length
1'7"
- answer-8 inch radius smooth 90° elbow length
1'9"
- answer-6 inch radius smooth 90° elbow length
, 165 to 175°F
- answer-What is the typical range for dryers heat
18 amps or 4500 w
- answer-1996 electrical code change indicates to pool dryers utilize how much
power
18"
- answer-Per NFPA 54 what is the minimum clearance for unlisted clothes dryers
from adjacent combustible materials
2 hours fire resistance
- answer-Common exhaust vents that pass-through floors of buildings require the
protection of vertical openings greater than four stories
2'6"
- answer-4 inch radius mitered 45° elbow length
200 ft.³ per minute
- answer-How many CFM's from the home will a dryer remove
220/ 240
- answer-Typical voltage of electric dryers
250°F
- answer-At what temperature will a thermal switch usually engage
28 gauge
- answer-Rigid transition ducks shall be a minimum of what gauge thickness
30 amp breaker
- answer-1996 electrical code change requires drivers to be on what size breaker
35 feet
- answer-Per IMC what is the maximum length of exhaust duct from the transition
duct to the outlet terminal
4 foot
- answer-Per IMC exhaust ducts shall be supported at what length intervals and
secured in place
VERIFIED ANSWERS | GRADED A+ |
GUARANTEED PASS!!
.6 inches of water or less
- answer-Proper reading of the magnahelic gauge.
.8 m/s or 1500 ft./min.
- answer-Minimum airflow using the vane anemometer
0.016 inch thick and 4" diameter
- answer-Per IMC exhaust ducts Shall have a smooth interior finish and be how
thick and what diameter
0.6 IN.WC.
- answer-A magnehelic gauge should get a reading of less than what?
1 foot
- answer-6 inch radius smooth 45° elbow Length
1 foot
- answer-8 inch radius smooth 45° elbow length
1 in.² for each 1,000 BTU/hr total input rating of the dryer installed
- answer-Per NFPA 211 subsection 7-7.3.4 what is the minimum free area for type
two clothes dryers
1'6"
- answer-10 inch radius smooth 90° elbow length
1'7"
- answer-8 inch radius smooth 90° elbow length
1'9"
- answer-6 inch radius smooth 90° elbow length
, 165 to 175°F
- answer-What is the typical range for dryers heat
18 amps or 4500 w
- answer-1996 electrical code change indicates to pool dryers utilize how much
power
18"
- answer-Per NFPA 54 what is the minimum clearance for unlisted clothes dryers
from adjacent combustible materials
2 hours fire resistance
- answer-Common exhaust vents that pass-through floors of buildings require the
protection of vertical openings greater than four stories
2'6"
- answer-4 inch radius mitered 45° elbow length
200 ft.³ per minute
- answer-How many CFM's from the home will a dryer remove
220/ 240
- answer-Typical voltage of electric dryers
250°F
- answer-At what temperature will a thermal switch usually engage
28 gauge
- answer-Rigid transition ducks shall be a minimum of what gauge thickness
30 amp breaker
- answer-1996 electrical code change requires drivers to be on what size breaker
35 feet
- answer-Per IMC what is the maximum length of exhaust duct from the transition
duct to the outlet terminal
4 foot
- answer-Per IMC exhaust ducts shall be supported at what length intervals and
secured in place
